/* Copyright (c) 2013 Nordic Semiconductor. All Rights Reserved.
 *
 * The information contained herein is property of Nordic Semiconductor ASA.
 * Terms and conditions of usage are described in detail in NORDIC
 * SEMICONDUCTOR STANDARD SOFTWARE LICENSE AGREEMENT.
 *
 * Licensees are granted free, non-transferable use of the information. NO
 * WARRANTY of ANY KIND is provided. This heading must NOT be removed from
 * the file.
 */

#include "ble_app.h"
#include <string.h>
#include "ble_serialization.h"
#include "ble_gap_struct_serialization.h"
#include "ble_struct_serialization.h"
#include "app_util.h"


uint32_t ble_opt_set_req_enc(uint32_t const          opt_id,
                             ble_opt_t const * const p_opt,
                             uint8_t * const         p_buf,
                             uint32_t * const        p_buf_len)
{
    uint32_t index = 0;
    uint32_t err_code = NRF_SUCCESS;

    SER_ASSERT_NOT_NULL(p_buf);
    SER_ASSERT_NOT_NULL(p_buf_len);

    uint32_t initial_buf_len = *p_buf_len;

    SER_ASSERT_LENGTH_LEQ(1 + 4 + 1, initial_buf_len);

    SER_ASSERT(((opt_id == BLE_COMMON_OPT_CONN_BW) ||
                (opt_id == BLE_GAP_OPT_CH_MAP)             ||
                (opt_id == BLE_GAP_OPT_LOCAL_CONN_LATENCY) ||
                (opt_id == BLE_GAP_OPT_PASSKEY)            ||
                (opt_id == BLE_GAP_OPT_PRIVACY)            ||
                (opt_id == BLE_GAP_OPT_SCAN_REQ_REPORT)    ||
                (opt_id == BLE_GAP_OPT_COMPAT_MODE)), NRF_ERROR_INVALID_PARAM);

    p_buf[index++] = SD_BLE_OPT_SET;

    err_code = uint32_t_enc(&opt_id, p_buf, initial_buf_len, &index);
    SER_ASSERT(err_code == NRF_SUCCESS, err_code);

    if (p_opt != NULL)
    {
        p_buf[index++] = SER_FIELD_PRESENT;
        
        switch(opt_id)
        {
            case BLE_COMMON_OPT_CONN_BW:
                err_code = ble_common_opt_conn_bw_t_enc(&(p_opt->common_opt.conn_bw),p_buf, initial_buf_len, &index);
                break;
            case BLE_GAP_OPT_CH_MAP:
                err_code = ble_gap_opt_ch_map_t_enc(&(p_opt->gap_opt.ch_map),p_buf, initial_buf_len, &index);
                break;
            case BLE_GAP_OPT_LOCAL_CONN_LATENCY:
                err_code = ble_gap_opt_local_conn_latency_t_enc(&(p_opt->gap_opt.local_conn_latency),p_buf, initial_buf_len, &index);
                break;
            case BLE_GAP_OPT_PASSKEY:
                err_code = ble_gap_opt_passkey_t_enc(&(p_opt->gap_opt.passkey),p_buf, initial_buf_len, &index);
                break;
            case BLE_GAP_OPT_PRIVACY:
                err_code = ble_gap_opt_privacy_t_enc(&(p_opt->gap_opt.privacy),p_buf, initial_buf_len, &index);
                break;
            case BLE_GAP_OPT_SCAN_REQ_REPORT:
                err_code = ble_gap_opt_scan_req_report_t_enc(&(p_opt->gap_opt.scan_req_report),p_buf, initial_buf_len, &index);
                break;
            case BLE_GAP_OPT_COMPAT_MODE:
                err_code = ble_gap_opt_compat_mode_t_enc(&(p_opt->gap_opt.compat_mode),p_buf, initial_buf_len, &index);
                break;
        }
    }
    else
    {
        p_buf[index++] = SER_FIELD_NOT_PRESENT;
    }

    if (err_code != NRF_SUCCESS)
    {
        return err_code;
    }

    *p_buf_len = index;

    return err_code;
}


uint32_t ble_opt_set_rsp_dec(uint8_t const * const p_buf,
                             uint32_t              packet_len,
                             uint32_t * const      p_result_code)
{
    uint32_t index = 0;
    uint32_t error_code;

    error_code = ser_ble_cmd_rsp_result_code_dec(p_buf, &index, packet_len,
                                                 SD_BLE_OPT_SET, p_result_code);

    if (error_code != NRF_SUCCESS)
    {
        return error_code;
    }

    if (*p_result_code != NRF_SUCCESS)
    {
        SER_ASSERT_LENGTH_EQ(index, packet_len);
        return NRF_SUCCESS;
    }

    SER_ASSERT_LENGTH_EQ(index, packet_len);

    return NRF_SUCCESS;
}
